| Configuration on GGSN | Description | | pcrf-group | More than one PCRFs can be existed in the same group, the master PCRF is preferred | | pcrf-group-binding | Group can be bound to APN, or IMSI/MSISDN segment | | pcc-switch | Enable/disable PCC function, can be APN level or global | | rule user-profile | When use predefined rule on PCRF, the rule MUST be configures on GGSN | |